{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:PBLCQ5SZRLN7NMVPN5VNJ7DWDV","short_pith_number":"pith:PBLCQ5SZ","canonical_record":{"source":{"id":"1004.3598","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2010-04-20T23:22:56Z","cross_cats_sorted":["math.PR","physics.bio-ph"],"title_canon_sha256":"9478392123ff7c864ba4d49d6a024449193f087ace283a3d89d279d24489712d","abstract_canon_sha256":"06a78d0df191a5d8d58bd8b140a41c26dcd6ebf334729c772253a22e8acd0a7f"},"schema_version":"1.0"},"canonical_sha256":"78562876598adbf6b2af6f6ad4fc761d404769926cb102d497b0fe7b8cf375b5","source":{"kind":"arxiv","id":"1004.3598","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.3598","created_at":"2026-05-18T02:07:55Z"},{"alias_kind":"arxiv_version","alias_value":"1004.3598v2","created_at":"2026-05-18T02:07:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.3598","created_at":"2026-05-18T02:07:55Z"},{"alias_kind":"pith_short_12","alias_value":"PBLCQ5SZRLN7","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"PBLCQ5SZRLN7NMVP","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"PBLCQ5SZ","created_at":"2026-05-18T12:26:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:PBLCQ5SZRLN7NMVPN5VNJ7DWDV","target":"record","payload":{"canonical_record":{"source":{"id":"1004.3598","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2010-04-20T23:22:56Z","cross_cats_sorted":["math.PR","physics.bio-ph"],"title_canon_sha256":"9478392123ff7c864ba4d49d6a024449193f087ace283a3d89d279d24489712d","abstract_canon_sha256":"06a78d0df191a5d8d58bd8b140a41c26dcd6ebf334729c772253a22e8acd0a7f"},"schema_version":"1.0"},"canonical_sha256":"78562876598adbf6b2af6f6ad4fc761d404769926cb102d497b0fe7b8cf375b5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:07:55.889171Z","signature_b64":"z1S5Rs3W07Uh+d3ftiy29wDC6ASwQVTx6i3mkMT+YZn30ueje8E0ABYo1izQXgtixR51MrWVhwD1HYSDMvqxDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"78562876598adbf6b2af6f6ad4fc761d404769926cb102d497b0fe7b8cf375b5","last_reissued_at":"2026-05-18T02:07:55.888170Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:07:55.888170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1004.3598","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:07:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GnGUGNsnH9vBcBH8iVshn62uu+RWrrK8KvLjv9IGn8hrxmeAsHtM6TB4oCly3g8yoyN4b6VC+cUvWHIepPb0Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T12:56:22.557226Z"},"content_sha256":"ca1e61e6d8687dc4bd4b024d234fd336d35d02a0358752c5f48c3214c6b22122","schema_version":"1.0","event_id":"sha256:ca1e61e6d8687dc4bd4b024d234fd336d35d02a0358752c5f48c3214c6b22122"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:PBLCQ5SZRLN7NMVPN5VNJ7DWDV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An explanation of the distribution of inter-seizure intervals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.PR","physics.bio-ph"],"primary_cat":"q-bio.NC","authors_text":"M.V. Simkin, V.P. Roychowdhury","submitted_at":"2010-04-20T23:22:56Z","abstract_excerpt":"Recently Osorio et al (Eur. J. Neurosci., 30 (2009) 1554) reported that probability distribution of intervals between successive epileptic seizures follows a power law with exponent 1.5. We theoretically explain this finding by modeling epileptic activity as a branching process, which we in turn approximate by a random walk. We confirm the theoretical conclusion by numerical simulation."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.3598","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:07:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"igvvHR0gyiz9h34mq7Yb0HnliNQDXFY/zbu/J1PnlYl0JDl6WpgJdqA/qfrsyPSv9K3A2PhxHkhaojPEAVyVAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-09T12:56:22.557583Z"},"content_sha256":"829ebfc278e5acd058973674c5c903de416ae957978699ac7b3696e109750651","schema_version":"1.0","event_id":"sha256:829ebfc278e5acd058973674c5c903de416ae957978699ac7b3696e109750651"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV/bundle.json","state_url":"https://pith.science/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-09T12:56:22Z","links":{"resolver":"https://pith.science/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV","bundle":"https://pith.science/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV/bundle.json","state":"https://pith.science/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PBLCQ5SZRLN7NMVPN5VNJ7DWDV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:PBLCQ5SZRLN7NMVPN5VNJ7DWDV","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"06a78d0df191a5d8d58bd8b140a41c26dcd6ebf334729c772253a22e8acd0a7f","cross_cats_sorted":["math.PR","physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2010-04-20T23:22:56Z","title_canon_sha256":"9478392123ff7c864ba4d49d6a024449193f087ace283a3d89d279d24489712d"},"schema_version":"1.0","source":{"id":"1004.3598","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1004.3598","created_at":"2026-05-18T02:07:55Z"},{"alias_kind":"arxiv_version","alias_value":"1004.3598v2","created_at":"2026-05-18T02:07:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1004.3598","created_at":"2026-05-18T02:07:55Z"},{"alias_kind":"pith_short_12","alias_value":"PBLCQ5SZRLN7","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"PBLCQ5SZRLN7NMVP","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"PBLCQ5SZ","created_at":"2026-05-18T12:26:12Z"}],"graph_snapshots":[{"event_id":"sha256:829ebfc278e5acd058973674c5c903de416ae957978699ac7b3696e109750651","target":"graph","created_at":"2026-05-18T02:07:55Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Recently Osorio et al (Eur. J. Neurosci., 30 (2009) 1554) reported that probability distribution of intervals between successive epileptic seizures follows a power law with exponent 1.5. We theoretically explain this finding by modeling epileptic activity as a branching process, which we in turn approximate by a random walk. We confirm the theoretical conclusion by numerical simulation.","authors_text":"M.V. Simkin, V.P. Roychowdhury","cross_cats":["math.PR","physics.bio-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2010-04-20T23:22:56Z","title":"An explanation of the distribution of inter-seizure intervals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1004.3598","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:ca1e61e6d8687dc4bd4b024d234fd336d35d02a0358752c5f48c3214c6b22122","target":"record","created_at":"2026-05-18T02:07:55Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"06a78d0df191a5d8d58bd8b140a41c26dcd6ebf334729c772253a22e8acd0a7f","cross_cats_sorted":["math.PR","physics.bio-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"q-bio.NC","submitted_at":"2010-04-20T23:22:56Z","title_canon_sha256":"9478392123ff7c864ba4d49d6a024449193f087ace283a3d89d279d24489712d"},"schema_version":"1.0","source":{"id":"1004.3598","kind":"arxiv","version":2}},"canonical_sha256":"78562876598adbf6b2af6f6ad4fc761d404769926cb102d497b0fe7b8cf375b5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"78562876598adbf6b2af6f6ad4fc761d404769926cb102d497b0fe7b8cf375b5","first_computed_at":"2026-05-18T02:07:55.888170Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:07:55.888170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z1S5Rs3W07Uh+d3ftiy29wDC6ASwQVTx6i3mkMT+YZn30ueje8E0ABYo1izQXgtixR51MrWVhwD1HYSDMvqxDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:07:55.889171Z","signed_message":"canonical_sha256_bytes"},"source_id":"1004.3598","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca1e61e6d8687dc4bd4b024d234fd336d35d02a0358752c5f48c3214c6b22122","sha256:829ebfc278e5acd058973674c5c903de416ae957978699ac7b3696e109750651"],"state_sha256":"9a59f4af01fc53587ce53069a104f1297bec03d4b6279b2c5221f5e9cda14b70"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bcom+l4VQ/sg7aQ8Zfl8tGjiMPqzWD6VjZ7gGWAnLPCCJ8pYgyOOqgyDoa20ttz+oinVLFzuic4EDSK1Yzd+Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-09T12:56:22.559466Z","bundle_sha256":"ebddb8444102abf78bfa72927d22871d4bf9e5720fa525e39fd1aa984d37120e"}}